JPH0730776Y2 - 土木・建設機械用油圧回路 - Google Patents

土木・建設機械用油圧回路

Info

Publication number
JPH0730776Y2
JPH0730776Y2 JP1988082163U JP8216388U JPH0730776Y2 JP H0730776 Y2 JPH0730776 Y2 JP H0730776Y2 JP 1988082163 U JP1988082163 U JP 1988082163U JP 8216388 U JP8216388 U JP 8216388U JP H0730776 Y2 JPH0730776 Y2 JP H0730776Y2
Authority
JP
Japan
Prior art keywords
switching valve
circuit
boom
arm
pilot
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
JP1988082163U
Other languages
English (en)
Japanese (ja)
Other versions
JPH025447U (US20050271598A1-20051208-C00001.png
Inventor
年明 月本
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shibaura Machine Co Ltd
Original Assignee
Toshiba Machine Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Toshiba Machine Co Ltd filed Critical Toshiba Machine Co Ltd
Priority to JP1988082163U priority Critical patent/JPH0730776Y2/ja
Publication of JPH025447U publication Critical patent/JPH025447U/ja
Application granted granted Critical
Publication of JPH0730776Y2 publication Critical patent/JPH0730776Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Fluid-Pressure Circuits (AREA)
  • Operation Control Of Excavators (AREA)
JP1988082163U 1988-06-21 1988-06-21 土木・建設機械用油圧回路 Expired - Lifetime JPH0730776Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988082163U JPH0730776Y2 (ja) 1988-06-21 1988-06-21 土木・建設機械用油圧回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988082163U JPH0730776Y2 (ja) 1988-06-21 1988-06-21 土木・建設機械用油圧回路

Publications (2)

Publication Number Publication Date
JPH025447U JPH025447U (US20050271598A1-20051208-C00001.png) 1990-01-16
JPH0730776Y2 true JPH0730776Y2 (ja) 1995-07-19

Family

ID=31306927

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988082163U Expired - Lifetime JPH0730776Y2 (ja) 1988-06-21 1988-06-21 土木・建設機械用油圧回路

Country Status (1)

Country Link
JP (1) JPH0730776Y2 (US20050271598A1-20051208-C00001.png)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5333362Y2 (US20050271598A1-20051208-C00001.png) * 1973-10-29 1978-08-17
JPS5910212Y2 (ja) * 1977-04-12 1984-03-30 株式会社神戸製鋼所 水平押出し可能な油圧式フエイスシヨベル

Also Published As

Publication number Publication date
JPH025447U (US20050271598A1-20051208-C00001.png) 1990-01-16

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